JPS62103309U - - Google Patents
Info
- Publication number
- JPS62103309U JPS62103309U JP19610385U JP19610385U JPS62103309U JP S62103309 U JPS62103309 U JP S62103309U JP 19610385 U JP19610385 U JP 19610385U JP 19610385 U JP19610385 U JP 19610385U JP S62103309 U JPS62103309 U JP S62103309U
- Authority
- JP
- Japan
- Prior art keywords
- detection output
- peaking circuit
- tuner
- correct
- utility
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Amplifiers (AREA)
Description
第1図は従来のAMチユーナのブロツク図を示
し、第2図は従来のAMチユーナのIFフイルタ
ーの周波数選択度特性を示し、第3図は本考案の
一実施例を示し、第4図は本考案の作用を説明す
るための特性図である。
1……アンテナ、2……RF増幅器、5……I
Fフイルター、8……演算増幅器、9,10……
ピーキング回路。
FIG. 1 shows a block diagram of a conventional AM tuner, FIG. 2 shows the frequency selectivity characteristics of the IF filter of the conventional AM tuner, FIG. 3 shows an embodiment of the present invention, and FIG. It is a characteristic diagram for explaining the action of the present invention. 1...Antenna, 2...RF amplifier, 5...I
F filter, 8... operational amplifier, 9, 10...
peaking circuit.
Claims (1)
に合わせたピーキング回路をAM検波出力の後段
に設け周波数特性を補正することを特徴とするA
M検波出力ピーキング回路。 A characterized in that a peaking circuit matching the attenuation characteristics of the intermediate frequency filter of the AM tuner is provided at the subsequent stage of the AM detection output to correct the frequency characteristics.
M detection output peaking circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19610385U JPS62103309U (en) | 1985-12-20 | 1985-12-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19610385U JPS62103309U (en) | 1985-12-20 | 1985-12-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62103309U true JPS62103309U (en) | 1987-07-01 |
Family
ID=31154611
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19610385U Pending JPS62103309U (en) | 1985-12-20 | 1985-12-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62103309U (en) |
-
1985
- 1985-12-20 JP JP19610385U patent/JPS62103309U/ja active Pending